merged interceptors

src/app/app.module.ts

@@ -139,7 +139,7 @@ import { ProfileComponent } from './pages/profile/profile.component';
     MatDatepickerModule,
     DatePipe,
     { provide: HTTP_INTERCEPTORS, useClass: TokenInterceptor, multi: true },
-    { provide: HTTP_INTERCEPTORS, useClass: HttpErrorInterceptor, multi: true },
+    
     {provide: MAT_DATE_LOCALE, useValue: 'de-DE'},
   ],
 

src/app/helper/http-error.interceptor.ts

@@ -1,45 +0,0 @@
-import {
-    HttpEvent,
-    HttpInterceptor,
-    HttpHandler,
-    HttpRequest,
-    HttpResponse,
-    HttpErrorResponse
-   } from '@angular/common/http';
-import { Injectable } from '@angular/core';
-   import { Observable, throwError } from 'rxjs';
-   import { retry, catchError } from 'rxjs/operators';
-   import {SnackBarService} from '../services/snackbar.service';
-   
-   @Injectable()
-   export class HttpErrorInterceptor implements HttpInterceptor {
-
-    constructor(private snackBar: SnackBarService){}
-
-    intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
-      return next.handle(request)
-        .pipe(
-          catchError((error: HttpErrorResponse) => {
-            
-
-            let errorMessage = '';
-            if (error.error instanceof ErrorEvent) {
-
-              // client error
-              errorMessage = `Error: ${error.error.message}`;
-            } else {
-                // server error
-                if (error.status === 401){
-                    errorMessage = `Das eingegeben Passwort ist falsch`;
-                } else {
-                    errorMessage = `Error Code: ${error.status}\nMessage: ${error.message}`;
-                }
-              
-            }
-            
-            this.snackBar.openSnackBar(errorMessage, "Ok", true);
-            return throwError(errorMessage);
-          })
-        )
-    }
-   }

src/app/helper/token.interceptor.ts

@@ -3,6 +3,7 @@ import { HttpRequest, HttpHandler, HttpEvent, HttpInterceptor, HttpErrorResponse
 import { AuthService } from '../services/auth.service';
 import { Observable, throwError, BehaviorSubject } from 'rxjs';
 import { catchError, filter, take, switchMap } from 'rxjs/operators';
+import { SnackBarService } from '../services/snackbar.service';
 
 @Injectable()
 export class TokenInterceptor implements HttpInterceptor {
@@ -10,7 +11,7 @@ export class TokenInterceptor implements HttpInterceptor {
   private isRefreshing = false;
   private requestTokenSubject: BehaviorSubject<any> = new BehaviorSubject<any>(null);
 
-  constructor(public authService: AuthService) { }
+  constructor(private authService: AuthService, private snackBar : SnackBarService) { }
 
   intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
 
@@ -18,12 +19,22 @@ export class TokenInterceptor implements HttpInterceptor {
       request = this.addToken(request, this.authService.getRequestToken());
     }
 
-    return next.handle(request).pipe(catchError(error => {
-      if (error instanceof HttpErrorResponse && error.status === 401) {
+    return next.handle(request).pipe(catchError((error: HttpErrorResponse) => {
+      let errorMessage = '';
+        if (error.error instanceof ErrorEvent) {
+          //client error;
+          errorMessage = `Error: ${error.error.message}`;
+        } else {
+          //server error;
+          if (error.status === 401) {
+            
             return this.handle401Error(request, next);
           } else {
-        //return throwError(error);
+            errorMessage = `Error Code: ${error.status}\nMessage: ${error.message}`;
+          }
         }
+      this.snackBar.openSnackBar(errorMessage, "Ok", true);
+      //return throwError(errorMessage);
     }));
   }